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Finding the Fourth Proportional to 417,670.61, 625,446.16 and 350,024.76

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Solution

The fourth proportional to 417,670.61, 625,446.16 and 350,024.76 is: 524,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,670.61 : 625,446.16 = 350,024.76 : x
  2. Step 2: Convert to fraction form
    417,670.61/625,446.16 = 350,024.76/x
  3. Step 3: Cross multiply
    417,670.61x = 625,446.16 × 350,024.76
  4. Step 4: Simplify right side
    417,670.61x = 218,921,641,171.86
  5. Step 5: Solve for x
    x = 218,921,641,171.86/417,670.61
  6. Step 6: Final answer
    x = 524,149.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.